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42 lines
1.1 KiB
Plaintext
42 lines
1.1 KiB
Plaintext
---
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syntax: markdown
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tags: [tldr, linux]
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source: https://github.com/tldr-pages/tldr.git
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---
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# ss
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> Utility to investigate sockets.
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> More information: <https://manned.org/ss>.
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- Show all TCP/UDP/RAW/UNIX sockets:
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`ss {{[-a|--all]}} {{-t|-u|-w|-x}}`
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- Filter TCP sockets by states, only/exclude:
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`ss {{state|exclude}} {{bucket|big|connected|synchronized|...}}`
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- Show all TCP sockets connected to the local HTTPS port (443):
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`ss {{[-t|--tcp]}} src :{{443}}`
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- Show all TCP sockets listening on the local 8080 port:
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`ss {{[-lt|--listening --tcp]}} src :{{8080}}`
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- Show all TCP sockets along with processes connected to a remote SSH port:
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`ss {{[-pt|--processes --tcp]}} dst :{{ssh}}`
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- Show all UDP sockets connected on specific source and destination ports:
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`ss {{[-u|--udp]}} 'sport == :{{source_port}} and dport == :{{destination_port}}'`
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- Show all TCP IPv4 sockets locally connected on the subnet 192.168.0.0/16:
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`ss {{[-4t|--ipv4 --tcp]}} src {{192.168/16}}`
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- Kill IPv4 or IPv6 Socket Connection with a specific destination IP and port:
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`ss {{[-K|--kill]}} dst {{ip_address}} dport = {{port}}`
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